Complete the sentence by writing the correct form of the verb shown in parenthesis.

"It has _______," Martin said matter-of-factly. (burst)

burst

To complete the sentence, you need to use the past participle form of the verb "burst."

To determine the correct form of the verb, you can follow these steps:

1. Identify the base form of the verb: "burst"
2. Recognize that "has" is a helping/auxiliary verb indicating present perfect tense.
3. Determine the past participle form of the verb: "burst" becomes "burst."

Therefore, the sentence should be completed as follows:

"It has burst," Martin said matter-of-factly.